The Meanwell MDR-20-24 is an ultra-slim fanless AC-DC DIN rail power supply with a 24V 0.84A (20W) output in a compact plastic case. It accepts a universal input of 90-264V AC and is convection cooled with no moving parts, making it suitable for dusty or sealed enclosures in industrial and building automation panels.

Technical specifications:

• Part number: MDR-20-24
• Manufacturer: Meanwell
• Series: MDR
• Output voltage: 24V DC (adjustable)
• Output current: 0.84A (maximum)
• Output power: 20W
• Input voltage: 90-264V AC
• Efficiency: 84%
• Cooling: Fanless, free air convection
• Operating temperature: -20C to +70C (with derating above 50C)
• DIN rail: TS-35 (35mm standard)
• Dimensions: 100×22.5x90mm (L x W x H)
• Case material: Plastic
• Certifications: CB, CE, cURus, TUV

Features and benefits:

• Universal 90-264V AC input accepts any mains voltage worldwide without input switching
• Fanless convection cooling – no moving parts, suitable for dusty or sealed enclosures
• 84% efficiency reduces heat dissipation in sealed enclosures
• Wide operating temperature range suitable for outdoor cabinets and harsh industrial environments
• TS-35 DIN rail mounting compatible with any standard industrial panel

Applications:

• PLC and automation controllers in compact panels
• Building management and HVAC control enclosures
• Low-power sensor and I/O supply
• Replacement supply in existing MDR-series installations

Compliant with CB, CE, cURus, and TUV safety standards.

Also known as: Meanwell MDR-20-24, MDR-20-24 DIN rail power supply, Meanwell MDR series 24V 20W, Meanwell MDR-20-24 PSU.